21 #ifndef __JackExternalClient__    22 #define __JackExternalClient__    24 #include "JackClientInterface.h"    25 #include "JackPlatformPlug.h"    30 struct JackClientControl;
    49         int Open(
const char* name, 
int pid, 
int refnum, 
int uuid, 
int* shared_client);
    52         int ClientNotify(
int refnum, 
const char* name, 
int notify, 
int sync, 
const char* message, 
int value1, 
int value2);
 
JackNotifyChannel using sockets. 
Server side implementation of library clients. 
Client control possibly in shared memory.